package com.wf.config;


import com.wf.filter.JwtTokeFilter;
import com.wf.secure.process.SecureNoAuthenticationHandler;
import com.wf.secure.process.SecureNoPermissionHandler;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;


@Configuration
@Slf4j
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    JwtTokeFilter jwtTokeFilter;
    /**
     * 自定义暂无权限处理器
     * */
    @Autowired
    private SecureNoPermissionHandler secureAuthAccessDeniedHandler;

    /**
     * 自定义未登录的处理器
     * */
    @Autowired
    private SecureNoAuthenticationHandler secureAuthenticationEntryPointHandler;

    @Bean
    public BCryptPasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }



    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                //关闭csrf
                .csrf().disable()
                //不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                // 对于登录接口 允许匿名访问
                .antMatchers("/user/login","/user/loginByWechat","/user/wxReturn").anonymous()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated()
                .and()
                .addFilterBefore(jwtTokeFilter, UsernamePasswordAuthenticationFilter.class)
                .httpBasic().authenticationEntryPoint(secureAuthenticationEntryPointHandler)
                .and()
                //配置没有权限自定义处理类
                .exceptionHandling().accessDeniedHandler(secureAuthAccessDeniedHandler);

    }


}
